Home / 134,181.84-185,171.04-73,752.40

Finding the Fourth Proportional to 134,181.84, 185,171.04 and 73,752.40

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Solution

The fourth proportional to 134,181.84, 185,171.04 and 73,752.40 is: 101,778.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,181.84 : 185,171.04 = 73,752.40 : x
  2. Step 2: Convert to fraction form
    134,181.84/185,171.04 = 73,752.40/x
  3. Step 3: Cross multiply
    134,181.84x = 185,171.04 × 73,752.40
  4. Step 4: Simplify right side
    134,181.84x = 13,656,808,610.50
  5. Step 5: Solve for x
    x = 13,656,808,610.50/134,181.84
  6. Step 6: Final answer
    x = 101,778.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.